Home / 13,741,554.80-20,620,205.40-5,228,001.20

Finding the Fourth Proportional to 13,741,554.80, 20,620,205.40 and 5,228,001.20

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Solution

The fourth proportional to 13,741,554.80, 20,620,205.40 and 5,228,001.20 is: 7,844,997.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,741,554.80 : 20,620,205.40 = 5,228,001.20 : x
  2. Step 2: Convert to fraction form
    13,741,554.80/20,620,205.40 = 5,228,001.20/x
  3. Step 3: Cross multiply
    13,741,554.80x = 20,620,205.40 × 5,228,001.20
  4. Step 4: Simplify right side
    13,741,554.80x = 107,802,458,575,446.47
  5. Step 5: Solve for x
    x = 107,802,458,575,446.47/13,741,554.80
  6. Step 6: Final answer
    x = 7,844,997.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.